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Commit ff1c1235 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

[media] dibusb: handle error code on RC query 



There's no sense on decoding and generating a RC key code if
there was an error on the URB control message.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 426398b1

drivers/media/usb/dvb-usb/dibusb-common.c

+6 −2
Original line number Diff line number Diff line
@@ -366,6 +366,7 @@ EXPORT_SYMBOL(rc_map_dibusb_table); 
int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state)

{

	u8 *buf;

	int ret;



	buf = kmalloc(5, GFP_KERNEL);

	if (!buf)
@@ -373,7 +374,9 @@ int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state) 


	buf[0] = DIBUSB_REQ_POLL_REMOTE;



	dvb_usb_generic_rw(d, buf, 1, buf, 5, 0);

	ret = dvb_usb_generic_rw(d, buf, 1, buf, 5, 0);

	if (ret < 0)

		goto ret;



	dvb_usb_nec_rc_key_to_event(d, buf, event, state);
@@ -382,6 +385,7 @@ int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state) 


	kfree(buf);



	return 0;

ret:

	return ret;

}

EXPORT_SYMBOL(dibusb_rc_query);